210133424000020 has 48 divisors (see below), whose sum is σ = 467247467726928. Its totient is φ = 79107425116160.

The previous prime is 210133424000009. The next prime is 210133424000023. The reversal of 210133424000020 is 20000424331012.

It can be written as a sum of positive squares in 8 ways, for example, as 23804699548036 + 186328724451984 = 4879006^2 + 13650228^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210133423999955 and 210133424000000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210133424000023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10241304 + ... + 22916176.

It is an arithmetic number, because the mean of its divisors is an integer number (9734322244311).

Almost surely, 2^{210133424000020} is an apocalyptic number.

210133424000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210133424000020 is an abundant number, since it is smaller than the sum of its proper divisors (257114043726908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210133424000020 is a wasteful number, since it uses less digits than its factorization.

210133424000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12723660 (or 12723658 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 210133424000020 its reverse (20000424331012), we get a palindrome (230133848331032).

The spelling of 210133424000020 in words is "two hundred ten trillion, one hundred thirty-three billion, four hundred twenty-four million, twenty", and thus it is an aban number.